Home / 7,287.12-10,925.97-3,999.33

Finding the Fourth Proportional to 7,287.12, 10,925.97 and 3,999.33

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Solution

The fourth proportional to 7,287.12, 10,925.97 and 3,999.33 is: 5,996.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.12 : 10,925.97 = 3,999.33 : x
  2. Step 2: Convert to fraction form
    7,287.12/10,925.97 = 3,999.33/x
  3. Step 3: Cross multiply
    7,287.12x = 10,925.97 × 3,999.33
  4. Step 4: Simplify right side
    7,287.12x = 43,696,559.60
  5. Step 5: Solve for x
    x = 43,696,559.60/7,287.12
  6. Step 6: Final answer
    x = 5,996.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.